Vincos Cylinder Engine Oil Pan Gasket Set Replacement For GMC SAVANA 1500 OS32241 12612350 OS30693R SEALED WELLIt securely seals the oil pan so that oil leaks will be prevented each time it pools lubricant oil as it goes to the cylinder head's drain back opening. Aside from oil, this gasket also helps prevent the entry of other harmful materials to the valve train. HIGHLY DURABLEIt is highly durable and less prone to breakage. to provide exceptional service life and reliability. WITHSTAND HARSH CONDITIONSAdvanced manufacturing technology ensures durability and optimum operation in higher or lower temperatures. Interchange Part Number12 55 8760, OS21006, 6315, OS30693R, 2005-481851;Replacement ForBUICK RAINIER 2005 - 2007,CHEVROLET SILVERADO 1500,GMC SAVANA 1500,GMC SIERRA 3500 2001 - 2012 PROFESSIONAL CUSTOMER SERVICEVincos has the professional production technology.We inspected every product before sending out,to ensure you have the best quality product,and the best value.If you have any problem please feel free to contact us.For more effectively helpness, please let us know your car make model and show the issue by pictures .We would take highly attention of your opinions and demands,to improve our products and service for you.Enjoy your shopping time.